Billet Aluminum Rear Main Seal, 1.8T & 2.0T FSI

034Motorsport’s Billet Aluminum Rear Main Seal is designed to replace the failure-prone stamped steel factory Rear Main Seal on your 1.8T or 2.0T FSI Volkswagen and Audi. This Billet Rear Main Seal is CNC machined from 6061-T6 Aluminum and features an OEM Viton Elring seal with an integral tension spring to ensure a tight seal to the crankshaft.